flake.nix

   1 {
   2 # nix flake update --recreate-lock-file
   3 inputs.nixpkgs.url = "flake:nixpkgs";
   4 inputs.flake-utils.url = "github:numtide/flake-utils";
   5 outputs = inputs:
   6   inputs.flake-utils.lib.eachDefaultSystem (system: let
   7     pkgs = inputs.nixpkgs.legacyPackages.${system};
   8     in {
   9       # nix -L build
  10       defaultPackage = import ./default.nix { inherit pkgs; };
  11       # nix develop --command "$EDITOR src/**/*.hs"
  12       # nix develop --command "cabal repl"
  13       devShell = (import ./default.nix {
  14         inherit pkgs;
  15       }).shell;
  16     }
  17   );
  18 }